Home / 2,178,887,078-3,007,791,963-1,464,836,754.80

Finding the Fourth Proportional to 2,178,887,078, 3,007,791,963 and 1,464,836,754.80

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Solution

The fourth proportional to 2,178,887,078, 3,007,791,963 and 1,464,836,754.80 is: 2,022,098,466.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178,887,078 : 3,007,791,963 = 1,464,836,754.80 : x
  2. Step 2: Convert to fraction form
    2,178,887,078/3,007,791,963 = 1,464,836,754.80/x
  3. Step 3: Cross multiply
    2,178,887,078x = 3,007,791,963 × 1,464,836,754.80
  4. Step 4: Simplify right side
    2,178,887,078x = 4,405,924,218,194,441,728
  5. Step 5: Solve for x
    x = 4,405,924,218,194,441,728/2,178,887,078
  6. Step 6: Final answer
    x = 2,022,098,466.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.